31157392

素因数分解:

$2^4\times 7^1\times {\mathrm{278191}}^1$

素因数の和:278206

約数の個数: 20

約数和(自身を含む): 68991616

約数和(自身を除く): 37834224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 278191, 556382, 1112764, 1947337, 2225528, 3894674, 4451056, 7789348, 15578696, 31157392]

約数ペア:

[(1, 31157392), (2, 15578696), (4, 7789348), (7, 4451056), (8, 3894674), (14, 2225528), (16, 1947337), (28, 1112764), (56, 556382), (112, 278191)]